#----------------------------------*-sh-*--------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
#    \\/     M anipulation  |
#------------------------------------------------------------------------------
# License
#     This file is part of OpenFOAM.
#
#     OpenFOAM is free software: you can redistribute it and/or modify it
#     under the terms of the GNU General Public License as published by
#     the Free Software Foundation, either version 3 of the License, or
#     (at your option) any later version.
#
#     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
#     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
#     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
#     for more details.
#
#     You should have received a copy of the GNU General Public License
#     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
#
# File
#     etc/bashrc
#
# Description
#     Startup file for OpenFOAM
#     Sourced from ~/.profile or ~/.bashrc
#     Should be usable by any POSIX-compliant shell (eg, ksh)
#
#------------------------------------------------------------------------------

export WM_PROJECT=OpenFOAM
export WM_PROJECT_VERSION=2.2.x

################################################################################
# USER EDITABLE PART: Changes made here may be lost with the next upgrade
#
# either set $FOAM_INST_DIR before sourcing this file or set
# 'foamInstall' below to where OpenFOAM is installed
#
# Location of the OpenFOAM installation
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foamInstall=$HOME/$WM_PROJECT
# foamInstall=~$WM_PROJECT
# foamInstall=/opt/$WM_PROJECT
# foamInstall=/usr/local/$WM_PROJECT
#
# END OF (NORMAL) USER EDITABLE PART
################################################################################

#
# These are the defaults for this version which should generally be
# overridden from the prefs.sh file or from command-line specification
#
#- note the location for later use (eg, in job scripts)
: ${FOAM_INST_DIR:=$foamInstall}; export FOAM_INST_DIR

#- Compiler location:
#    foamCompiler= system | ThirdParty (OpenFOAM)
foamCompiler=system

#- Compiler:
#    WM_COMPILER = Gcc | Gcc45 | Gcc46 | Gcc47 | Clang | Icc (Intel icc)
export WM_COMPILER=Gcc
unset WM_COMPILER_ARCH WM_COMPILER_LIB_ARCH

#- Architecture:
#    WM_ARCH_OPTION = 32 | 64
export WM_ARCH_OPTION=64

#- Precision:
#    WM_PRECISION_OPTION = DP | SP
export WM_PRECISION_OPTION=DP

#- Optimised, debug, profiling:
#    WM_COMPILE_OPTION = Opt | Debug | Prof
export WM_COMPILE_OPTION=Opt

#- MPI implementation:
#    WM_MPLIB = SYSTEMOPENMPI | OPENMPI | MPICH | MPICH-GM | HPMPI
#               | GAMMA | MPI | QSMPI | SGIMPI
export WM_MPLIB=OPENMPI

#- Operating System:
#    WM_OSTYPE = POSIX | ???
export WM_OSTYPE=POSIX

#- Floating-point signal handling:
#    set or unset
export FOAM_SIGFPE=

#- memory initialisation:
#    set or unset
#export FOAM_SETNAN=


################################################################################

# The old dirs to be cleaned from the various environment variables
# - remove anything under top-level directory.
# NB: the WM_PROJECT_INST_DIR might not be identical between versions
foamOldDirs="$FOAM_INST_DIR $WM_PROJECT_SITE $HOME/$WM_PROJECT/$USER"
if [ "$WM_PROJECT_INST_DIR" != "$FOAM_INST_DIR" ]
then
    foamOldDirs="$WM_PROJECT_INST_DIR $foamOldDirs"
fi


# Location of installation
# ~~~~~~~~~~~~~~~~~~~~~~~~
export WM_PROJECT_INST_DIR=$FOAM_INST_DIR
export WM_PROJECT_DIR=$WM_PROJECT_INST_DIR/$WM_PROJECT-$WM_PROJECT_VERSION

# Location of third-party software
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
export WM_THIRD_PARTY_DIR=$WM_PROJECT_INST_DIR/ThirdParty-$WM_PROJECT_VERSION

# Location of site-specific templates etc
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# unset is equivalent to $WM_PROJECT_INST_DIR/site
if [ -d "$WM_PROJECT_SITE" ]
then
    export WM_PROJECT_SITE
else
    unset WM_PROJECT_SITE
fi

# Location of user files
# ~~~~~~~~~~~~~~~~~~~~~~
export WM_PROJECT_USER_DIR=$HOME/$WM_PROJECT/$USER-$WM_PROJECT_VERSION


# Source files, possibly with some verbosity
_foamSource()
{
    while [ $# -ge 1 ]
    do
        [ "$FOAM_VERBOSE" -a "$PS1" ] && echo "Sourcing: $1" 1>&2
        . $1
       shift
    done
}

# Evaluate command-line parameters
_foamEval()
{
    while [ $# -gt 0 ]
    do
        case "$1" in
        -*)
            # stray option (not meant for us here) -> get out
            break
            ;;
        *=)
            # name=       -> unset name
            [ "$FOAM_VERBOSE" -a "$PS1" ] && echo "unset ${1%=}" 1>&2
            eval "unset ${1%=}"
            ;;
        *=*)
            # name=value  -> export name=value
            [ "$FOAM_VERBOSE" -a "$PS1" ] && echo "export $1" 1>&2
            eval "export $1"
            ;;
        *)
            # filename: source it
            if [ -f "$1" ]
            then
                _foamSource "$1"
            else
                _foamSource `$WM_PROJECT_DIR/bin/foamEtcFile -silent "$1"`
            fi
            ;;
        esac
        shift
    done
}


# Add in preset user or site preferences:
_foamSource `$WM_PROJECT_DIR/bin/foamEtcFile prefs.sh`

# Evaluate command-line parameters and record settings for later
# these can be used to set/unset values, or specify alternative pref files
export FOAM_SETTINGS="$@"
_foamEval $@

# Clean standard environment variables (PATH, LD_LIBRARY_PATH, MANPATH)
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foamClean=$WM_PROJECT_DIR/bin/foamCleanPath

#- Clean PATH
cleaned=`$foamClean "$PATH" "$foamOldDirs"` && PATH="$cleaned"

#- Clean LD_LIBRARY_PATH
cleaned=`$foamClean "$LD_LIBRARY_PATH" "$foamOldDirs"` \
    && LD_LIBRARY_PATH="$cleaned"

#- Clean MANPATH
cleaned=`$foamClean "$MANPATH" "$foamOldDirs"` && MANPATH="$cleaned"

export PATH LD_LIBRARY_PATH MANPATH


# Source project setup files
# ~~~~~~~~~~~~~~~~~~~~~~~~~~
_foamSource $WM_PROJECT_DIR/etc/config/settings.sh
_foamSource $WM_PROJECT_DIR/etc/config/aliases.sh


# Source user setup files for optional packages
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
_foamSource `$WM_PROJECT_DIR/bin/foamEtcFile config/paraview.sh`
_foamSource `$WM_PROJECT_DIR/bin/foamEtcFile config/ensight.sh`
_foamSource `$WM_PROJECT_DIR/bin/foamEtcFile config/gperftools.sh`


# Clean environment paths again. Only remove duplicates
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#- Clean PATH
cleaned=`$foamClean "$PATH"` && PATH="$cleaned"

#- Clean LD_LIBRARY_PATH
cleaned=`$foamClean "$LD_LIBRARY_PATH"` && LD_LIBRARY_PATH="$cleaned"

#- Clean MANPATH (trailing ':' to find system pages)
cleaned=`$foamClean "$MANPATH"`: && MANPATH="$cleaned"

export PATH LD_LIBRARY_PATH MANPATH

#- Clean LD_PRELOAD
if [ -n "$LD_PRELOAD" ]
then
    cleaned=`$foamClean "$LD_PRELOAD"` && LD_PRELOAD="$cleaned"
    export LD_PRELOAD
fi


# cleanup environment:
# ~~~~~~~~~~~~~~~~~~~~
unset cleaned foamClean foamInstall foamOldDirs
unset _foamSource _foamEval

# ----------------------------------------------------------------- end-of-file
